Module: CircuitApi::Utils::Attributes

Defined in:
lib/circuit_api/utils/attributes.rb

Class Method Summary collapse

Class Method Details

.camelize(str, uppercase_first_letter = true) ⇒ Object 



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# File 'lib/circuit_api/utils/attributes.rb', line 48

def self.camelize(str, uppercase_first_letter = true)
  if uppercase_first_letter
    str = str.sub(/^[a-z\d]*/) { $&.capitalize }
  else
    str = str.sub(/^(?:(?=\b|[A-Z_])|\w)/) { $&.downcase }
  end
  str.gsub(/(?:_|(\/))([a-z\d]*)/) { "#{$1}#{$2.capitalize}" }.gsub('/', '::')
end

.camelize_keys(value) ⇒ Object 



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# File 'lib/circuit_api/utils/attributes.rb', line 37

def self.camelize_keys(value)
  return value unless value.is_a?(Hash)
  value.keys.each do |k|
    new_key = camelize(k.to_s, false)
    new_key = new_key.to_sym if k.is_a? Symbol
    value[k].map { |current_array| self.camelize_keys(current_array) } if value[k].is_a?(Array)
    value[new_key] = value.delete(k)
  end
  value
end

.snake_hash_keys(hash) ⇒ Object 



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# File 'lib/circuit_api/utils/attributes.rb', line 15

def self.snake_hash_keys(hash)
  Hash[hash.map { |k, v| [underscore_key(k).to_sym, snake_keys(v)] }]
end

.snake_keys(value) ⇒ Object 



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# File 'lib/circuit_api/utils/attributes.rb', line 4

def self.snake_keys(value)
  case value
  when Hash
    snake_hash_keys(value)
  when Array
    value.map { |v| snake_keys(v) }
  else
    value
  end
end

.underscore(string) ⇒ Object 



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# File 'lib/circuit_api/utils/attributes.rb', line 29

def self.underscore(string)
  string.gsub(/::/, '/')
    .gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2')
    .gsub(/([a-z\d])([A-Z])/,'\1_\2')
    .tr("-", "_")
    .downcase
end

.underscore_key(key) ⇒ Object 



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# File 'lib/circuit_api/utils/attributes.rb', line 19

def self.underscore_key(key)
  if key.is_a?(Symbol)
    underscore(key.to_s).to_sym
  elsif key.is_a?(String)
    underscore(key)
  else
    key
  end
end